thodg/cgminer/logging.c

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• Hash : 8e9f32a8
  Author :
  Date : 2013-10-18T23:30:05
  

  Add a forcelog variant of applog which invalidates any console lock to force output.

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• logging.c

• /*
   * Copyright 2011-2012 Con Kolivas
   * Copyright 2013 Andrew Smith
   *
   * This program is free software; you can redistribute it and/or modify it
   * under the terms of the GNU General Public License as published by the Free
   * Software Foundation; either version 3 of the License, or (at your option)
   * any later version.  See COPYING for more details.
   */
  
  #include "config.h"
  
  #include <unistd.h>
  
  #include "logging.h"
  #include "miner.h"
  
  bool opt_debug = false;
  bool opt_log_output = false;
  
  /* per default priorities higher than LOG_NOTICE are logged */
  int opt_log_level = LOG_NOTICE;
  
  static void my_log_curses(int prio, const char *datetime, const char *str, bool force)
  {
  	if (opt_quiet && prio != LOG_ERR)
  		return;
  
  	/* Mutex could be locked by dead thread on shutdown so forcelog will
  	 * invalidate any console lock status. */
  	if (force) {
  		mutex_trylock(&console_lock);
  		mutex_unlock(&console_lock);
  	}
  #ifdef HAVE_CURSES
  	extern bool use_curses;
  	if (use_curses && log_curses_only(prio, datetime, str))
  		;
  	else
  #endif
  	{
  		mutex_lock(&console_lock);
  		printf("%s%s%s", datetime, str, "                    \n");
  		mutex_unlock(&console_lock);
  	}
  }
  
  /* high-level logging function, based on global opt_log_level */
  
  /*
   * log function
   */
  void _applog(int prio, const char *str, bool force)
  {
  #ifdef HAVE_SYSLOG_H
  	if (use_syslog) {
  		syslog(prio, "%s", str);
  	}
  #else
  	if (0) {}
  #endif
  	else {
  		char datetime[64];
  		struct timeval tv = {0, 0};
  		struct tm *tm;
  
  		cgtime(&tv);
  
  		const time_t tmp_time = tv.tv_sec;
  		tm = localtime(&tmp_time);
  
  		snprintf(datetime, sizeof(datetime), " [%d-%02d-%02d %02d:%02d:%02d] ",
  			tm->tm_year + 1900,
  			tm->tm_mon + 1,
  			tm->tm_mday,
  			tm->tm_hour,
  			tm->tm_min,
  			tm->tm_sec);
  
  		/* Only output to stderr if it's not going to the screen as well */
  		if (!isatty(fileno((FILE *)stderr))) {
  			fprintf(stderr, "%s%s\n", datetime, str);	/* atomic write to stderr */
  			fflush(stderr);
  		}
  
  		my_log_curses(prio, datetime, str, force);
  	}
  }
  

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